Engineering Mechanics MCQs
Practice free Engineering Mechanics multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 612 questions — no login required.
Question 586easy
The law of the machine is(where P = Effort applied to lift the load, m = A constant which is equal to the slope of the line, W = Load lifted, and C = Another constant which represents the machine friction.)
Question 587easy
The centre of gravity of a quadrant of a circle lies along its central radius (r) at a distance of
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Question 590easy
Two forces are acting at an angle of 120°. The bigger force is 40N and the resultant is perpendicular to the smaller one. The smaller force is
Question 591easy
The centre of gravity a T-section 100 mm x 150 mm x 50 mm from its bottom is
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Question 592easy
In order to completely specify angular displacement by a vector, it must fix
Question 593easy
If a body is acted upon by a number of coplaner non-concurrent forces, it may
Question 594easy
The velocity ratio of a simple wheel and axle with D and d as the diameters of effort wheel and load axle, is